Features:Replace For Yamaha Impeller 63V-44352-01-00 8HP 9.9HP 15HP 20HP Sierra 18-3040High Quality. Have good seawater corrosion resistant propertyFull Power Plus Impellers engineered for over-performance,manufactured for extra-long service lifeApplications:For Yamaha 2-stroke and 4 stroke outboard motors:For 9.9M 9.9hp 2-Stroke 1999 & NewerFor 15M 15hp 2-Stroke 1999 & NewerFor T8 8hp 4-Stroke 2001 & NewerFor T9.9 9.9hp 4-Stroke 2005 & NewerFor F15 15hp 4-Stroke 1998 & NewerFor F20 20hp 4-Stroke 2006 & Newer Specifications:Color: BlackNumber of Blades: 6External/Overall Diameter: 53mm/2.09"InternalShaft insert/hub Diameter: 12mm/0.47"Height/Depth: 14mm/0.55"Quantity: 1 Pc Note:Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank youNo Retail Package Package Includes:1 x Water Pump Impeller Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin